Ticket #1516: stat_test.c

#include <stdio.h>
#include <unistd.h>
#include <sys/stat.h>

/* A test case to test whether stat( "", &statbuf ) and access( "", F_OK )
 * return -1 with errno set to ENOENT.  If the program runs sucessfully,
 * you should never see a "test failed" error message. */

int
main( int argc, char *argv[] )
{
    struct stat statbuf;
    int r;

    r = stat( "", &statbuf );
    printf( "r=%d\n", r );
    if( r != -1 )
    {
        printf( "stat(\"\", &statbuf) test failed\n" );
    }

    r = access( "", F_OK );
    printf( "r=%d\n", r );
    if( r != -1 )
    {
        printf( "access(\"\", F_OK) test failed\n" );
    }

    r = stat( NULL, &statbuf );
    printf( "r=%d\n", r );
    if( r != -1 )
    {
        printf( "stat(NULL, &statbuf) test failed\n" );
    }

    r = access( NULL, F_OK );
    printf( "r=%d\n", r );
    if( r != -1 )
    {
        printf( "access(NULL, F_OK) test failed\n" );
    }

    return 0;
}